Sumsub

API

KYC, KYB, AML screening and transaction monitoring platform with an API

Price: 14-day free trial, then paid
Access: App token and HMAC secret key

About

Verification platform for regulated businesses: ID and liveness checks, business verification, AML screening, transaction monitoring and fraud prevention, via Web and mobile SDKs or a REST API. API requests are signed with an app token and HMAC secret; plans carry a monthly minimum.

What you can do with it

Onboard users with ID document, liveness and face match checks in the WebSDK
Verify companies and their beneficial owners with KYB checks
Screen applicants against sanctions and PEP lists and monitor their transactions

Get started

Create an app token and secret key in the Sumsub Dashboard
Set up a verification level, such as basic-kyc-level
Sign each request with an HMAC-SHA256 signature

Example

TS=$(date +%s)
URI='/resources/applicants?levelName=basic-kyc-level'
BODY='{"externalUserId":"someUniqueUserId"}'
SIG=$(printf '%s' "${TS}POST${URI}${BODY}" | openssl dgst -sha256 -hmac "$SUMSUB_SECRET_KEY" | awk '{print $NF}')
curl -X POST "https://api.sumsub.com${URI}" \
  -H 'Content-Type: application/json' \
  -H "X-App-Token: $SUMSUB_APP_TOKEN" \
  -H "X-App-Access-Sig: $SIG" \
  -H "X-App-Access-Ts: $TS" \
  -d "$BODY"

Details

Hosting: Hosted service
Available in: Worldwide
Official SDKs: JavaScript/TypeScript, Swift, Kotlin, Dart
MCP server: Remote